<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no">
    <meta name="description" content="Post processing effects.">
    <meta name="cesium-sandcastle-labels" content="Showcases, Post Processing">
    <title>Cesium Demo</title>
    <script type="text/javascript" src="../Sandcastle-header.js"></script>
    <script type="text/javascript" src="../../../Build/CesiumUnminified/Cesium.js" nomodule></script>
    <script type="module" src="../load-cesium-es6.js"></script>
</head>
<body class="sandcastle-loading" data-sandcastle-bucket="bucket-requirejs.html">
<style>
    @import url(../templates/bucket.css);
</style>
<div id="cesiumContainer" class="fullSize"></div>
<div id="loadingOverlay"><h1>Loading...</h1></div>
<div id="toolbar"></div>
<script id="cesium_sandcastle_script">
function startup(Cesium) {
    'use strict';
//Sandcastle_Begin
var viewer = new Cesium.Viewer('cesiumContainer', {
    shouldAnimate : true
});

var position = Cesium.Cartesian3.fromDegrees(-123.0744619, 44.0503706);
var url = '../../SampleData/models/CesiumMan/Cesium_Man.glb';
viewer.trackedEntity = viewer.entities.add({
    name : url,
    position : position,
    model : {
        uri : url
    }
});

if (!Cesium.PostProcessStageLibrary.isSilhouetteSupported(viewer.scene)) {
    window.alert('This browser does not support the silhouette post process.');
}

var stages = viewer.scene.postProcessStages;
var silhouette = stages.add(Cesium.PostProcessStageLibrary.createSilhouetteStage());
silhouette.uniforms.color = Cesium.Color.LIME;
var blackAndWhite = stages.add(Cesium.PostProcessStageLibrary.createBlackAndWhiteStage());
blackAndWhite.uniforms.gradations = 5.0;

var handler;
function addMouseOver(stage) {
    handler = new Cesium.ScreenSpaceEventHandler(viewer.scene.canvas);
    handler.setInputAction(function(movement) {
        var pickedObject = viewer.scene.pick(movement.endPosition);
        if (Cesium.defined(pickedObject)) {
            stage.selected = [pickedObject.primitive];
        } else {
            stage.selected = [];
        }
    }, Cesium.ScreenSpaceEventType.MOUSE_MOVE);
}

function removeMouseOver(stage) {
    handler = handler && handler.destroy();
    stage.selected = [];
}

Sandcastle.addToolbarMenu([{
    text : 'Mouse-over Black and White',
    onselect : function() {
        blackAndWhite.enabled = true;
        silhouette.enabled = false;

        removeMouseOver(silhouette);
        addMouseOver(blackAndWhite);
    }
}, {
    text : 'Mouse-over Silhouette',
    onselect : function() {
        blackAndWhite.enabled = false;
        silhouette.enabled = true;

        removeMouseOver(blackAndWhite);
        addMouseOver(silhouette);
    }
}]);
//Sandcastle_End
    Sandcastle.finishedLoading();
}
if (typeof Cesium !== 'undefined') {
    window.startupCalled = true;
    startup(Cesium);
}
</script>
</body>
</html>
